137477997215 has 8 divisors (see below), whose sum is σ = 177663873408. Its totient is φ = 101522213280.

The previous prime is 137477997191. The next prime is 137477997229. The reversal of 137477997215 is 512799774731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137477997215 - 2¹⁴ = 137477980831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057522991 + ... + 1057523120.

It is an arithmetic number, because the mean of its divisors is an integer number (22207984176).

Almost surely, 2^137477997215 is an apocalyptic number.

137477997215 is a deficient number, since it is larger than the sum of its proper divisors (40185876193).

137477997215 is a wasteful number, since it uses less digits than its factorization.

137477997215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115046129.

The product of its digits is 23337720, while the sum is 62.

The spelling of 137477997215 in words is "one hundred thirty-seven billion, four hundred seventy-seven million, nine hundred ninety-seven thousand, two hundred fifteen".